DMBS.ig
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PostgreSQL does not support multi-version concurrency control (MVCC) for transaction management
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The Concurrent Execution Anomaly Unrepeatable Read refers to: two consecutive modifications of the same object retain the first assigned value
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Merge operations are efficient when relations have similar sizes
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FetchType.EAGER retrieves related entities from the database only when explicitly accessed.
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Does the creation of new users need to be audited?
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SORT MERGE JOIN does the same thing as hash tables
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Union-based SQL Injection is the process of using the SQL UNION operator in order to get the result of multiple SQL queries
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Deadlocks are a concern only in distributed database systems and not in centralized systems?
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An advantage of strictly sequential execution is that it's safe and contains anomalies.
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Two types of locks are those for reading (read lock, shared lock) and those for writing (write lock, exclusive lock).
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